Pope Leo XIV, the Catholic Church's first ever American leader, appears to signal a more inclusive leadership style than his predecessor.

Pope Leo XIV’s first Christmas Eve mass held inside St. Peter’s Basilica at the Vatican will begin airing on Dec. 24 at 11:30 p.m. ET on NBC. The coverage of the mass will air for approximately 90 minutes.

The Pope linked this vision to the spirituality of communion, recalling that Christian love is “Trinitarian” and “relational,” and quoted St. John Paul II, who defined it as “the heart’s contemplation of the mystery of the Trinity dwelling in us.”

The proposal comes amid renewed tensions following Pope Francis’ 2021 motu proprio Traditionis Custodes, which significantly restricted the celebration of the Traditional Latin Mass and reversed the more permissive regime established under Benedict XVI’s 2007 motu proprio Summorum Pontificum.

VATICAN CITY -- Pope Leo XIV on Wednesday opened a new phase of his pontificate by gathering the world’s cardinals to Rome and indicating some reform-minded priorities by calling the modernizing teachings of the Second Vatican Council the “guiding star” of the church.

During his first extraordinary consistory on Jan. 7-8, a rare meeting that summons cardinals from around the world to Rome, Pope Leo XIV made a direct appeal for collaboration on the part of the cardinals.

Pope Leo XIV will be hosting a second consistory of cardinals at the end of June and wants to hold such meetings annually.

Pope Leo XIV presided over his first Christmas Mass, calling for “peace and consolation" for victims of wars, injustice, political stability, religious persecution and terrorism.

Pope Leo XIV presided over his first Christmas Eve mass at St. Peter’s Basilica at the Vatican in Rome on Dec. 24. The 69-year-old Chicago native is the first leader of the Roman Catholic Church to hail from the United States.

Coverage of Pope Leo's Christmas Eve mass begins on Wednesday, December 24, at 11:30 p.m. ET on NBC. The event will run for approximately 90 minutes and take place from inside St. Peter's Basilica in Rome, Italy. It will be the first service presided over by Pope Leo after the last five Christmas Eve masses were performed by the late Pope Francis.